In 1925, Maretskaya made her film debut in
The Tailor from Torzhok. She played roles in fifteen silent films. In 1937 Maretskaya suffered from political execution of her two brothers, journalists Dmitry and Grigory, who were the followers of opposition politician
Nikolai Bukharin. Maretskaya appealed to the
Soviet government to spare their lives, but her appeal was ignored. Her brothers were executed by gunshots during the purges of the "
Great Terror" under the dictatorship of
Joseph Stalin. She lost her second husband, a young actor, named Georgy Troitsky, who was killed in action in 1941, during the
Second World War. She took care of her own two children, and also adopted the children of her executed brothers. She was supported by Yuri Zavadsky. By 1940, she was made one the faces of Soviet propaganda films. She shot to fame after the leading role in 'Chlen pravitelstva' (Member of the Government 1940) by directors
Aleksandr Zarkhi and
Iosif Kheifits. For that role she was awarded the
Stalin Prize. At that time Zavadsky's Theatre-Studio merged with the
Mossovet Theatre, and in 1940, Maretskaya became a permanent member of the Mossoveta Theatre. ==Later years==